What sad news. I never had a thought of losing this fine colleague, prolific scholar, and good friend.

An image of our friend in his element, ALAHPE-Curitiba, November 2019: https://www.dropbox.com/scl/fi/9odxlfsijg4sjodv6py5y/Mauro_2019.jpg?rlkey=eyts2ctxr94g7h8vwyrc9rr82&dl=0

Stephen Meardon